CN107840412B - A kind of zero-emission softened water equipment - Google Patents
A kind of zero-emission softened water equipment Download PDFInfo
- Publication number
- CN107840412B CN107840412B CN201711310932.6A CN201711310932A CN107840412B CN 107840412 B CN107840412 B CN 107840412B CN 201711310932 A CN201711310932 A CN 201711310932A CN 107840412 B CN107840412 B CN 107840412B
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- Prior art keywords
- water
- brine
- pipe
- emission
- zero
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J49/00—Regeneration or reactivation of ion-exchangers; Apparatus therefor
- B01J49/50—Regeneration or reactivation of ion-exchangers; Apparatus therefor characterised by the regeneration reagents
- B01J49/53—Regeneration or reactivation of ion-exchangers; Apparatus therefor characterised by the regeneration reagents for cationic exchangers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J49/00—Regeneration or reactivation of ion-exchangers; Apparatus therefor
- B01J49/60—Cleaning or rinsing ion-exchange beds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
- C02F2001/425—Treatment of water, waste water, or sewage by ion-exchange using cation exchangers
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/22—Eliminating or preventing deposits, scale removal, scale prevention
Abstract
The present invention relates to a kind of zero-emission softened water equipments, are related to water process regenerative system field, solve that the wastewater flow rate generated in softening equipment processing procedure existing in the prior art is big, reluctant technical problem.A kind of zero-emission softened water equipment of the present invention, including water softener, regenerating unit, flusher and mixing reactor；The sodium ion exchange resin inside water softener is regenerated by regenerating unit, and it is cleaned by flusher, in resin regeneration process, regenerating unit provides regeneration brine to water softener, and the regenerative wastewater that water softener generates in regenerative process is then reacted into mixing reactor, outer row is precipitated in calcium and magnesium ion, and the brine obtained after reaction is again introduced into regenerating unit and is recycled, make regenerative process non-wastewater discharge, therefore entire softening process can accomplish zero-emission.
Description
Technical field
The present invention relates to water process regenerative system technical field, a kind of particularly zero-emission softened water equipment.
Background technology
During soft water preparation, calcium and magnesium ion is hard to reach softening in the sodium ion exchange resin absorption water in sodium bed
The purpose of water is to avoid carbonate from generating scale formation in pipeline, container, boiler.When preparing softened water, sodium ion exchange
While resin constantly exchanges calcium, magnesium cation, gradually tends to be saturated, water-making ability is just lost when resin is saturated, at this moment
It needs to regenerate sodium ion exchange resin.Regeneration refers to that chemistry occurs instead using sodium chloride brine and sodium ion exchange resin
It answers, sodium ion exchange resin is allowed to have soft water function again.
Sodium ion displaces calcium and magnesium ion in regenerative process, and generate a large amount of high-salt wastewaters generate (mainly calcium, magnesium and
Chlorion), these waste water containing salt ion, if by its direct emission, it will environmental pollution, and waste a large amount of water sources；Such as
Fruit is recycled, and technical difficulty is very big, and there are no molding zero-emission sodium bed resin softening equipments in the prior art.
Invention content
The present invention provides a kind of zero-emission softened water equipment, processed for solving softening equipment existing in the prior art
The wastewater flow rate that is generated in journey is big, reluctant technical problem.
The present invention provides a kind of zero-emission softened water equipment, including water softener, is internally provided with sodium ion exchange resin；
Regenerating unit is connected with the water softener, is regenerated to the sodium ion exchange resin in the water softener；
Flusher is connected with the water softener, is rinsed to the sodium ion exchange resin in the water softener；And
Mixing reactor is connected with the input terminal of the waste water output end of the water softener and the regenerating unit respectively,
The brine of acquisition is delivered to again in the regenerating unit after handling the waste water generated in the water softener.
In one embodiment, the flusher is located at the outside of the water softener, and the flusher includes just
It washes water inlet pipe, backwash water inlet pipe, just washing drainpipe and backwash drainpipe；
It is described just to wash water inlet pipe and the backwash drainpipe is connected with the first port at the top of the water softener；It is described anti-
It washes water inlet pipe and the drainpipe of just washing is connected with the second port of the water softener bottom.
In one embodiment, the backwash water inlet pipe also respectively with regenerate sudden and violent tracheae and water producing pipe is connected, it is described again
It is provided with the sudden and violent air valve of regeneration on raw sudden and violent tracheae, production water valve is provided on the water producing pipe.
In one embodiment, the regenerating unit includes salt batch meter and regeneration Brine Pipe, and the salt batch meter is logical
The regeneration Brine Pipe is crossed with the backwash water inlet pipe to be connected, be provided on the regeneration Brine Pipe regeneration brine pump and regenerate into
Brine valve.
In one embodiment, the mixing reactor includes the reaction zone set gradually, settling zone and salt pool, institute
It states reaction zone by regenerated water pipe to be connected with the drainpipe of just washing, the salt pool passes through Brine Pipe with the salt batch meter
It is connected, brine booster pump is respectively arranged on the Brine Pipe and inhales brine pump.
In one embodiment, be disposed on the regenerated water pipe conductivity meter, regenerative wastewater drain valve and
Regenerated water pump.
In one embodiment, it is described just washing on drainpipe to be provided with just wash drain valve, set on the backwash drainpipe
It is equipped with backwash drain valve；
When the numerical value measured in the conductivity meter is higher than standard value, the regenerative wastewater drain valve is opened, regenerated
Water enters in the reaction zone；
Described just to wash drain valve opening when the numerical value measured in the conductivity meter is less than standard value, the wash water enters
It is utilized again in raw water box.
In one embodiment, the reaction zone is also connected with chemicals dosing plant, and the chemicals dosing plant includes adding sodium carbonate
Device and plus sodium hydroxide device, be respectively used to that sodium carbonate and sodium hydroxide are added into the reaction zone.
In one embodiment, the reaction zone, settling zone bottom be both provided with blowdown valve.
Compared with the prior art, the advantages of the present invention are as follows：By regenerating unit to the sodium ion exchange inside water softener
Resin is regenerated, and is cleaned by flusher, and in resin regeneration process, regenerating unit provides regeneration to water softener
Brine, and the regenerative wastewater that water softener generates in regenerative process is then reacted into mixing reactor, calcium and magnesium ion is precipitated outer
Row, the brine obtained after reaction, which is again introduced into regenerating unit, to be recycled, and makes regenerative process non-wastewater discharge, therefore whole
A softening process can accomplish zero-emission.
Description of the drawings
The invention will be described in more detail below based on embodiments and refering to the accompanying drawings.
Fig. 1 is a kind of structural schematic diagram of zero-emission softened water equipment of the present invention；
Fig. 2 is the structural schematic diagram of flusher shown in FIG. 1.
In the accompanying drawings, identical component uses identical reference numeral.Attached drawing is not drawn according to actual ratio.
Reference numeral：
1- water softeners；2- regenerating units；3- flushers；
4- mixing reactors；5- regenerated water pipes；6- Brine Pipes；
7- chemicals dosing plants；11- first ports；12- second ports；
21- salt batch meters；22- regenerates Brine Pipe；23- regenerates brine pump；
24- is regenerated into brine valve；31- just washes water inlet pipe；32- backwash water inlet pipes；
33- just washes drainpipe；34- backwash drainpipes；35- regenerates sudden and violent tracheae；
36- water producing pipes；37- regenerates sudden and violent air valve；38- produces water valve；
41- reaction zones；The settling zones 42-；43- salt pool；
44- blowdown valves；51- conductivity meters；52- regenerative wastewater drain valves；
53- regenerated water pumps；61- brine booster pumps；71- adds sodium carbonate device；
72- adds sodium hydroxide device；331- just washes drain valve；341- backwash drain valves.
Specific implementation mode
The present invention will be further described with reference to the accompanying drawings.
As shown in Figure 1, the present invention provides a kind of zero-emission softened water equipment, including water softener 1, regenerating unit 2, flushing dress
Set 3 and mixing reactor 4.
Wherein, water softener 1 is internally provided with sodium ion exchange resin；The calcium in water is adsorbed by sodium ion exchange resin
Magnesium ion plays the role of softening water.When preparing softened water, sodium ion exchange resin constantly exchanges calcium, magnesium cation
Meanwhile gradually tending to be saturated, water-making ability is just lost when resin is saturated, and at this moment just needs to carry out again sodium ion exchange resin
It is raw.
Specifically, regenerating unit 2 is connected with water softener 1, is regenerated to the sodium ion exchange resin in water softener 1；Punching
Cleaning device 3 is connected with water softener 1, is rinsed to the sodium ion exchange resin in water softener 1；Mixing reactor 4 respectively with it is soft
The waste water output end of hydrophone 1 and the input terminal of regenerating unit 2 are connected, will after handling the waste water generated in water softener 1
The brine of acquisition is delivered to again in regenerating unit 2.
In one embodiment of the invention, as shown in Fig. 2, flusher 3 is located at the outside of water softener 1, flusher 3
Including just washing water inlet pipe 31, backwash water inlet pipe 32, just washing drainpipe 33 and backwash drainpipe 34；Just washing water inlet pipe 31 and backwash row
Water pipe 34 is connected with the first port 11 at 1 top of water softener；Backwash water inlet pipe 32 and just wash drainpipe 33 with 1 bottom of water softener
The second port 12 in portion is connected.
Further, also tracheae 35 sudden and violent with regeneration and water producing pipe 36 are connected backwash water inlet pipe 32 respectively, regenerate sudden and violent tracheae 35
On be provided with the sudden and violent air valve 37 of regeneration, production water valve 38 is provided on water producing pipe 36.After resin regeneration, opening production water valve 38 makes
Water softener 1 proceeds by softened water work.
Backwash can be carried out to water softener 1 and just washing by flusher 3.The effect of backwash is by sodium ion exchange resin
It from bottom to top recoils, sodium ion exchange resin is broken up, prepare for input brine in next step, brine is made to be handed over sodium ion
Changing resin can more fully contact.It is just washing with backwash on the contrary, flow from top to bottom compresses sodium ion exchange resin, is existing in this way
Flow can be slack-off by sodium ion exchange resin speed during soft water, and the time of sodium ion exchange resin softened water is allowed more to fill
Point.
In one embodiment of the invention, regenerating unit 2 includes salt batch meter 21 and regeneration Brine Pipe 22, salt batch meter
21 by regenerate Brine Pipe 22 be connected with backwash water inlet pipe 32, regenerate Brine Pipe 22 on be provided with regenerate brine pump 23 with regenerate into
Brine valve 24.
Further, mixing reactor 4 includes reaction zone 41, settling zone 42 and the salt pool 43 set gradually, reaction zone
41 are connected by regenerated water pipe 5 with drainpipe 33 is just washed, and salt pool 43 is connected with salt batch meter 21 by Brine Pipe 6, brine
It is respectively arranged with brine booster pump 61 on pipe 6 and inhales brine pump.
The brine generated in mixing reactor 4 is again introduced into salt batch meter 21 and is recycled, and saves regenerant salt
Dosage.
Conductivity meter 51, regenerative wastewater drain valve 52 and regenerated water pump 53 are disposed on regenerated water pipe 5.
It is just washing on drainpipe 33 to be provided with and is just washing drain valve 331, backwash drain valve 341 is provided on backwash drainpipe 34,
When the numerical value measured in conductivity meter 51 is higher than standard value, regenerative wastewater drain valve 52 is opened, and is measured when in conductivity meter 51
Numerical value be less than standard value when, just washing drain valve 331 opening.
It is as follows that regenerated detailed process is carried out to sodium bed resin in the present invention：
The first step is opened the backwash drain valve on the backwash inlet valve and backwash drainpipe 34 on backwash water inlet pipe 32, is made
Flushing water enters the second port 12 of water softener 1 along backwash water inlet pipe 32, and sodium ion exchange resin is from bottom to top recoiled,
Sodium ion exchange resin is broken up, flushing water is discharged by backwash drainpipe 34, then makes just washing drain valve 331 and backwash row respectively
Water valve 341 is in opening state, and the flushing water in water softener 1 is made to empty；
Second step closes backwash inlet valve and just washes drain valve 331, and backwash drain valve 341 is in the open state, and opens
Regenerating brine pump 23 and regenerating makes the high concentration brine in salt batch meter 21 enter soft water by regeneration Brine Pipe 22 into brine valve 24
Device 1 is opened after brine is immersed into sodium ion exchange resin or more and regenerates sudden and violent air valve 37, resin is made fully to regenerate；
Third walks, and opens regenerated water pump 53 and regenerative wastewater drain valve 52, regenerative wastewater is made to exhaust to reaction zone 41, so
Backwash drain valve 341 is closed afterwards；
4th step, opening, which is just being washed on water inlet pipe 31, just washes inlet valve, and flushing water is made to enter soft water along water inlet pipe 31 is just washed
The first port 11 of device 1 is just washed, and when the numerical value measured in conductivity meter 51 is higher than standard value, opens regenerative wastewater discharge
Valve 52 and close just washing drain valve 331, admit flushing water into mixing reactor 4 and reacted, measured when in conductivity meter 51
Numerical value when being less than standard value, close regenerative wastewater drain valve 52 and open and just washing drain valve 331, flushing water is discharged.
Wherein, when the numerical value measured in conductivity meter 51 is equal or close to the conductivity of raw water, regenerative process terminates, soft
Hydrophone 1 enters production water state.
In one embodiment of the invention, reaction zone 41 is also connected with chemicals dosing plant 7, and chemicals dosing plant 7 includes adding carbonic acid
Sodium device 71 and plus sodium hydroxide device 72, be respectively used to that sodium carbonate and sodium hydroxide are added into reaction zone 41, you can to again
OH is successively introduced in raw waste water-And CO3 2-Ion makes the divalent ion Ca in waste liquid2+、Mg2+Form aggregate, you can removal is again
Divalent ion in raw waste water obtains sodium chloride brine, realizes regenerative wastewater recycling treatment, and realize in softening process again
The zero-emission and cyclic regeneration of raw waste water.
Specifically, the equation to react in mixing reactor 23 is：
CaCl2+MgCl2+Na2CO3+ 2NaOH=CaCO3↓+Mg(OH)2↓+4NaCl
In the present embodiment, it is additionally provided with pipe-line mixer on regenerated water pipe 5, dosing is provided on pipe-line mixer
Mouthful.Poly-aluminium (PAC) is added into pipe-line mixer by dosing mouth, the purified treatment of ultra and low temperature and low turbidity water are imitated
Fruit is particularly evident, can be not added with alkaline assistant or other flocculation aids.
In addition, the bottom of reaction zone 41, settling zone 42 is both provided with blowdown valve 44.Make the calcium carbonate in turbid solution and hydrogen-oxygen
Change the solids such as magnesium precipitation to emit from blowdown valve 44 in the form of filter residue.
Although by reference to preferred embodiment, invention has been described, the case where not departing from the scope of the present invention
Under, various improvement can be carried out to it and can replace component therein with equivalent.Especially, as long as there is no structures to rush
Prominent, items technical characteristic mentioned in the various embodiments can be combined in any way.The invention is not limited in texts
Disclosed in specific embodiment, but include all technical solutions fallen within the scope of the appended claims.
Claims (8)
1. a kind of zero-emission softened water equipment, which is characterized in that including：
Water softener (1), inside is filled with sodium ion exchange resin；
Regenerating unit (2) is connected with the water softener (1), is carried out again to the sodium ion exchange resin in the water softener (1)
It is raw；
Flusher (3) is connected with the water softener (1), is rushed to the sodium ion exchange resin in the water softener (1)
It washes；And
Mixing reactor (4), respectively with the waste water output end of the water softener (1) and the input terminal of the regenerating unit (2)
It is connected, the brine of acquisition is delivered to the regenerating unit again after handling the waste water generated in the water softener (1)
(2) in；
The flusher (3) is located at the outside of the water softener (1), the flusher (3) include just wash water inlet pipe (31),
Backwash water inlet pipe (32) is just washing drainpipe (33) and backwash drainpipe (34)；
It is described just washing water inlet pipe (31) and the backwash drainpipe (34) with the first port (11) at the top of the water softener (1)
It is connected；The backwash water inlet pipe (32) and the second port for just washing drainpipe (33) with the water softener (1) bottom
(12) it is connected；
The mixing reactor (4) includes reaction zone (41), and the reaction zone (41) is just being washed by regenerated water pipe (5) with described
Drainpipe (33) is connected, and conductivity meter (51) is provided on the regenerated water pipe (5)；
When the numerical value measured in conductivity meter (51) be higher than standard value when, regenerative wastewater drain valve (52) open, regenerative wastewater into
Enter in the reaction zone (41)；
When the numerical value measured in the conductivity meter (51) is less than standard value, drain valve (331) opening is just being washed, the wash water enters
It is utilized again in raw water box.
2. zero-emission softened water equipment according to claim 1, which is characterized in that the backwash water inlet pipe (32) is also distinguished
Tracheae (35) sudden and violent with regeneration and water producing pipe (36) are connected, and described regenerate is provided with the sudden and violent air valve (37) of regeneration, institute on sudden and violent tracheae (35)
It states and is provided with production water valve (38) on water producing pipe (36).
3. zero-emission softened water equipment according to claim 1 or 2, which is characterized in that the regenerating unit (2) includes salt
Batch meter (21) and regeneration Brine Pipe (22), the salt batch meter (21) by the regeneration Brine Pipe (22) and the backwash into
Water pipe (32) is connected, and regeneration brine pump (23) is provided on the regeneration Brine Pipe (22) and is regenerated into brine valve (24).
4. zero-emission softened water equipment according to claim 3, which is characterized in that the mixing reactor (4) include according to
The settling zone (42) and salt pool (43) of secondary setting, the salt pool (43) pass through Brine Pipe (6) with the salt batch meter (21)
It is connected, brine booster pump (61) is respectively arranged on the Brine Pipe (6) and inhales brine pump.
5. zero-emission softened water equipment according to claim 4, which is characterized in that on the regenerated water pipe (5) successively
It is provided with regenerative wastewater drain valve (52) and regenerated water pump (53).
6. zero-emission softened water equipment according to claim 5, which is characterized in that described just washing on drainpipe (33) is arranged
Have and just wash drain valve (331), backwash drain valve (341) is provided on the backwash drainpipe (34).
7. zero-emission softened water equipment according to claim 6, which is characterized in that the reaction zone (41) also fills with dosing
Set (7) be connected, the chemicals dosing plant (7) include plus sodium carbonate device (71) and plus sodium hydroxide device (72), be respectively used to
Sodium carbonate and sodium hydroxide are added in the reaction zone (41).
8. zero-emission softened water equipment according to claim 4, which is characterized in that the reaction zone (41), settling zone
(42) bottom is both provided with blowdown valve (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711310932.6A CN107840412B (en) | 2017-12-11 | 2017-12-11 | A kind of zero-emission softened water equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711310932.6A CN107840412B (en) | 2017-12-11 | 2017-12-11 | A kind of zero-emission softened water equipment |
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| Publication Number | Publication Date |
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| CN107840412A CN107840412A (en) | 2018-03-27 |
| CN107840412B true CN107840412B (en) | 2018-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711310932.6A Active CN107840412B (en) | 2017-12-11 | 2017-12-11 | A kind of zero-emission softened water equipment |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110078264A (en) * | 2019-05-29 | 2019-08-02 | 淄博格瑞水处理工程有限公司 | Near-zero release removal bitter and fishiness |
| CN110255783A (en) * | 2019-08-07 | 2019-09-20 | 天宫重庆科技股份有限公司 | A kind of no effuent discharge Comprehensive water purifier processing integration apparatus |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1198409A (en) * | 1997-05-07 | 1998-11-11 | 李循 | No pollution discharge regeneration method for softening device |
| JP2010240540A (en) * | 2009-04-02 | 2010-10-28 | Sumitomo Metal Mining Co Ltd | Method of separating cadmium from aqueous solution |
| CN105536755A (en) * | 2016-02-01 | 2016-05-04 | 浙江大学 | Macroporous adsorbing resin automatic regeneration device |
| CN105618164A (en) * | 2016-03-30 | 2016-06-01 | 伊犁川宁生物技术有限公司 | Regeneration method of decolorizing resin |
-
2017
- 2017-12-11 CN CN201711310932.6A patent/CN107840412B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1198409A (en) * | 1997-05-07 | 1998-11-11 | 李循 | No pollution discharge regeneration method for softening device |
| JP2010240540A (en) * | 2009-04-02 | 2010-10-28 | Sumitomo Metal Mining Co Ltd | Method of separating cadmium from aqueous solution |
| CN105536755A (en) * | 2016-02-01 | 2016-05-04 | 浙江大学 | Macroporous adsorbing resin automatic regeneration device |
| CN105618164A (en) * | 2016-03-30 | 2016-06-01 | 伊犁川宁生物技术有限公司 | Regeneration method of decolorizing resin |
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| CN107840412A (en) | 2018-03-27 |
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